LOADER_BASE_ADDR	equ 0x1500
section loader vstart=LOADER_BASE_ADDR

mov ax,0xb800 ;指向文本模式的显示缓冲区
mov es,ax

mov byte [es:0x130],'d'
mov byte [es:0x131],0x07
mov byte [es:0x132],'d'
mov byte [es:0x133],0x06

jmp $

